CVE-2021-26309

3.3 lowEPSS 0.2%

Low (3.3) in jetbrains teamcity. EPSS 0.2% chance of exploitation in the next 30 days.

Information disclosure in the TeamCity plugin for IntelliJ before 2020.2.2.85899 was possible because a local temporary file had Insecure Permissions.

Severity

CVSS 3.1

3.3 low

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 14% of CVEs (scores of 2026-10-31)
CWE: CWE-668
Published: 2021-05-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

jetbrains:teamcity

References

https://blog.jetbrains.com
https://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/
https://blog.jetbrains.com
https://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/

Check your stack JSON